So awesome meeting @kwamealexander at #NatBookFest!! By @CampbellAPS | September 25, 2016 So awesome meeting @kwamealexander at #NatBookFest!! https://t.co/KAit4LD6u6 Posted in Daily News and tagged @CampbellAPS ← “A book is a friend you can always return to…” Such an inspiring illustrator! @SophieBlackall #NatBookFest… Using radii to make circles in #XArt @CampbellAPS @CampbellArtAPS #math @APSMath →